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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.8 mag strikes near Little Sitkin Island in Alaska



Earthquake location 50.9119S, 178.6205WA light earthquake with magnitude 4.8 (ml/mb) was reported 115 km S of Little Sitkin Island, Alaska (71 miles) on Friday. Exact location, longitude 178.6205° East, latitude 50.9119° North, depth = 3.7 km. The epicenter was at a depth of 3.7 km (2 miles). Unique identifier: ak15823591. Ids that are associated to the event: ak15823591. The 4.8-magnitude earthquake has occurred at 11:39:03 / 11:39 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of earthquake 27/04/17 / 2017-04-27 23:39:03 / April 27, 2017 @ 11:39 pm UTC/GMT.

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light quakes in the world. In the past 24 hours, there have been eight, in the last 10 days nine, in the past 30 days eleven and in the last 365 days one hundred and thirty-three earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 115 km S of Little Sitkin Island, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.8 mb The magnitude for the event.
Longitude 178.6205° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 50.9119° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 3.7 km Depth of the event in kilometers.
Place 115km S of Little Sitkin Island, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-04-27 23:39:03 Time when the event occurred. UTC/GMT
Updated 2017-04-27 23:56:23 Time when the event was most recently updated. UTC/GMT
Timezone offset 720 Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI The maximum reported intensity for the event.
MMI The maximum estimated instrumental intensity for the event.
Alert Level The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status reviewed Indicates whether the event has been reviewed by a human.
Tsunami 0 This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG 354 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network ak The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,ak, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.86 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID ak15823591 Id of event.
Event Code 15823591 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak15823591, A comma-separated list of event ids that are associated to an event.

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